media_viewer.js
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media_viewer.js
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	import fileTypeService from '../services/file_type/file_type.service.js'
	const supportedTypes = new Set(['image', 'video', 'audio', 'flash'])

	const mediaViewer = {
	state: {
	media: [],
	currentIndex: 0,
	activated: false
	},
	mutations: {
	setMedia (state, media) {
	state.media = media
	},
	setCurrentMedia (state, index) {
	state.activated = true
	state.currentIndex = index
	},
	close (state) {
	state.activated = false
	}
	},
	actions: {
	setMedia ({ commit }, attachments) {
	const media = attachments.filter(attachment => {
	const type = fileTypeService.fileType(attachment.mimetype)
	return supportedTypes.has(type)
	})
	commit('setMedia', media)
	},
	setCurrentMedia ({ commit, state }, current) {
	const index = state.media.indexOf(current)
	commit('setCurrentMedia', index \|\| 0)
	},
	closeMediaViewer ({ commit }) {
	commit('close')
	}
	}
	}

	export default mediaViewer